diff --git a/modules/python/CMakeLists.txt b/modules/python/CMakeLists.txt
index 7b876e417..0bfd71f9e 100644
--- a/modules/python/CMakeLists.txt
+++ b/modules/python/CMakeLists.txt
@@ -72,8 +72,8 @@ set_target_properties(${the_module} PROPERTIES
                       OUTPUT_NAME cv2
                       SUFFIX ${CVPY_SUFFIX})
 
-if(MSVC AND NOT BUILD_SHARED_LIBS)
-  set_target_properties(${the_module} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
+if(CMAKE_COMPILER_IS_GNUCXX AND NOT ENABLE_NOISY_WARNINGS)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-function")
 endif()
 
 if(MSVC AND NOT ENABLE_NOISY_WARNINGS)
@@ -83,6 +83,10 @@ if(MSVC AND NOT ENABLE_NOISY_WARNINGS)
   string(REPLACE "/W4" "/W3" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 endif()
 
+if(MSVC AND NOT BUILD_SHARED_LIBS)
+  set_target_properties(${the_module} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
+endif()
+
 if(MSVC)
   set(PYTHON_INSTALL_CONFIGURATIONS CONFIGURATIONS Release)
 else()
diff --git a/modules/python/src2/cv2.cv.hpp b/modules/python/src2/cv2.cv.hpp
index d971d20e8..b90ff7a4a 100644
--- a/modules/python/src2/cv2.cv.hpp
+++ b/modules/python/src2/cv2.cv.hpp
@@ -545,7 +545,7 @@ static PyObject *cvmat_array_struct(cvmat_t *cva)
 
 static PyObject *cvmatnd_array_struct(cvmatnd_t *cva)
 {
-  CvMatND *m;
+  CvMatND *m = 0;
   convert_to_CvMatND((PyObject *)cva, &m, "");
 
   arrayTrack *at = new arrayTrack;
@@ -693,7 +693,7 @@ static size_t cvmatnd_size(CvMatND *m)
 
 static PyObject *cvmatnd_tostring(PyObject *self, PyObject *args)
 {
-  CvMatND *m;
+  CvMatND *m = 0;
   if (!convert_to_CvMatND(self, &m, "self"))
     return NULL;